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19 August, 23:24

Which of the following is a non-prime factor of 70? Select one: A. 5 B. 7 C. 10 D. 15

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  1. 20 August, 00:55
    0
    C. 10

    Step-by-step explanation:

    by deduction, 5 and 7 are prime numbers and 15 is not a multiple of 70, therefore the answer must be 10 as it is a non-prime number and is a factor of 70 (I. e. 10 and 7)
  2. 20 August, 02:02
    0
    a non prime factor of 70 is 10

    the answer is c.

    10 is a multiple of 70
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